The document provides instructions for sharing files publicly from Dropbox. It explains that placing a file in the Public folder generates a unique Internet link that can be copied and pasted to share the file, even with non-Dropbox users, and the link will work even when a computer is offline. In three steps, users drop a file into their Public folder, right click to copy its public link, and then paste the link anywhere to share the file by email, chat, or online.